| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // <chrono> |
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| 10 | |
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| 11 | // duration |
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| 12 | |
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| 13 | // static constexpr duration min(); // noexcept after C++17 |
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| 14 | |
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| 15 | #include <chrono> |
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| 16 | #include <limits> |
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| 17 | #include <cassert> |
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| 18 | |
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| 19 | #include "test_macros.h" |
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| 20 | #include "../../rep.h" |
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| 21 | |
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| 22 | template <class D> |
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| 23 | void test() |
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| 24 | { |
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| 25 | LIBCPP_ASSERT_NOEXCEPT(std::chrono::duration_values<typename D::rep>::min()); |
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| 26 | #if TEST_STD_VER > 17 |
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| 27 | ASSERT_NOEXCEPT( std::chrono::duration_values<typename D::rep>::min()); |
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| 28 | #endif |
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| 29 | { |
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| 30 | typedef typename D::rep DRep; |
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| 31 | DRep min_rep = std::chrono::duration_values<DRep>::min(); |
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| 32 | assert(D::min().count() == min_rep); |
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| 33 | } |
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| 34 | #if TEST_STD_VER >= 11 |
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| 35 | { |
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| 36 | typedef typename D::rep DRep; |
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| 37 | constexpr DRep min_rep = std::chrono::duration_values<DRep>::min(); |
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| 38 | static_assert(D::min().count() == min_rep, "" ); |
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| 39 | } |
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| 40 | #endif |
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| 41 | } |
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| 42 | |
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| 43 | int main(int, char**) |
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| 44 | { |
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| 45 | test<std::chrono::duration<int> >(); |
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| 46 | test<std::chrono::duration<Rep> >(); |
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| 47 | |
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| 48 | return 0; |
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| 49 | } |
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| 50 | |
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